Phase control device which compensates for input variations

Details Phase control device which compensates for input variations Phase control device which compensates for input variations

1979-12-10

1982-01-19

Pellinen, A. D.

Electricity: power supply or regulation systems

Input level responsive

Phase controlled switching using electronic tube or a three...

323244, 323267, 323322, 323902, G05F 500, G05F 1455

Patent

active

043119557

ABSTRACT:
A phase control device for use in a phase control circuit, which forms a comparison signal synchronous with an a.c. power source, then compares this comparison signal directly with a preset phase control angle signal, and controls a phase control element provided in the a.c. phase control circuit by the compared output.

REFERENCES:
patent: 3963947 (1976-06-01), Bogel
patent: 4004214 (1977-01-01), Evans
patent: 4037135 (1977-07-01), Novey
patent: 4093908 (1978-06-01), Evans

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